That is a pretty neat idea. Do you have any functional yet? Also, can an average hobby miner rent mining from you or is this a rent-a-whole-container mechanic?
Thanks for your interest. Yes, we have a functional mobile mining unit running not far from our office in Berlin. You can check the live mining results here:
https://www.envion.org/en/mobile-mining-unit/The best way for a hobby miner to participate is to purchase tokens in the ICO. Tokens give you dividends on the profits from both the MMUs operated by envion and those operated by 3rd parties.